Finding the Fourth Proportional to 10,059.86, 13,881.87 and 5,583.80

Step by Step Solution

1. Step 1: Write the proportion equation
   10,059.86 : 13,881.87 = 5,583.80 : x
2. Step 2: Convert to fraction form
   10,059.86/13,881.87 = 5,583.80/x
3. Step 3: Cross multiply
   10,059.86x = 13,881.87 × 5,583.80
4. Step 4: Simplify right side
   10,059.86x = 77,513,620.41
5. Step 5: Solve for x
   x = 77,513,620.41/10,059.86
6. Step 6: Final answer
   x = 7,705.24